128218244

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1471}}^1$

素因数の和:1776

約数の個数: 48

約数和(自身を含む): 280928256

約数和(自身を除く): 152710012

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 283, 308, 566, 1132, 1471, 1981, 2942, 3113, 3962, 5884, 6226, 7924, 10297, 12452, 16181, 20594, 21791, 32362, 41188, 43582, 64724, 87164, 113267, 226534, 416293, 453068, 832586, 1665172, 2914051, 4579223, 5828102, 9158446, 11656204, 18316892, 32054561, 64109122, 128218244]

約数ペア:

[(1, 128218244), (2, 64109122), (4, 32054561), (7, 18316892), (11, 11656204), (14, 9158446), (22, 5828102), (28, 4579223), (44, 2914051), (77, 1665172), (154, 832586), (283, 453068), (308, 416293), (566, 226534), (1132, 113267), (1471, 87164), (1981, 64724), (2942, 43582), (3113, 41188), (3962, 32362), (5884, 21791), (6226, 20594), (7924, 16181), (10297, 12452)]